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TM 9-2320-364-20-2
2-1514
39. TRANS CHECK LIGHT WILL NOT GO OUT (CONT).
Engine oil pressure OK.
Reverse light operates
indicating 10 to 14 vdc
present on wire 1871.
All ATEC codes cleared.
Wire 1871 OK.
ATEC oil pressure switch faulty.
Wire 1517 faulty.
CK TRANS relay R9 faulty.
Wire 215 faulty.
ATEC ECU faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Voltage test.
STE/ICE-R #89.
If 10 to 14 vdc are not
measured, ATEC oil pressure
switch is faulty.
YES
NO
Replace ATEC oil
pressure switch
(Para 7-60).
Verify repair, go to
Step 6 of this Fault.
2.
Are 10 to 14 vdc measured on
wire 1517 at ATEC oil
pressure switch when engine
is running?
WARNING
Read WARNING
on Page 2-1515
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